72804974

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 126633024

約数和(自身を除く): 53828050

約数列:

[1, 2, 11, 22, 37, 47, 74, 94, 121, 173, 242, 346, 407, 517, 814, 1034, 1739, 1903, 3478, 3806, 4477, 5687, 6401, 8131, 8954, 11374, 12802, 16262, 19129, 20933, 38258, 41866, 70411, 89441, 140822, 178882, 210419, 300847, 420838, 601694, 774521, 983851, 1549042, 1967702, 3309317, 6618634, 36402487, 72804974]

約数ペア:

[(1, 72804974), (2, 36402487), (11, 6618634), (22, 3309317), (37, 1967702), (47, 1549042), (74, 983851), (94, 774521), (121, 601694), (173, 420838), (242, 300847), (346, 210419), (407, 178882), (517, 140822), (814, 89441), (1034, 70411), (1739, 41866), (1903, 38258), (3478, 20933), (3806, 19129), (4477, 16262), (5687, 12802), (6401, 11374), (8131, 8954)]